.about {
    /* position: relative; */
    width: 100%;
    /* height: calc(100vh - 1.5rem); */
    height: 100vh;
    /* background: url(../../assets/img/Background.png) no-repeat; */
    background-size: 100% 100%;
    margin-top: 1.4rem;
    box-sizing: border-box;
    /* overflow: auto; */
    /* height: 9rem; */
}

.box_a {
    /* margin-top: .5rem; */
    display: flex;
    /* align-items: center; */
    height: calc(100% - 0.86rem);
    /* overflow: auto; */
}

/* .about::-webkit-scrollbar {
    display: none;
  } */
/* 搜索框 */
.mt-4 {
    margin-top: .16rem;
}

.a_left {
    /* background-color: #fff; */
    width: 15.5rem;
    height: calc(100% - 0.5rem);
    overflow: hidden;
}

.a_right {
    background: linear-gradient(180deg,
            rgba(5, 37, 72, 1) 0%,
            rgba(31, 80, 134, 1) 100%);
    width: 3.67rem;
    height: calc(100% - 0.5rem);
    padding: 0 0.16rem;
    overflow: auto;
}
.btn_box{
    display: flex;
    justify-content: space-between;
    margin-top: .1rem;
}
.btn_box>button{
    width: 35%;
    height: .3rem;
    background-color: rgba(255, 255, 255, 0.2);
    border:none;
    border-radius: .05rem;
    color: #fff;
}
.btn_AI{
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.00) 100%);
    color: #fff;
    font-weight: 800 !important;
}
.btn_Select{
    background: linear-gradient(180deg, rgba(60, 237, 255, 0.32) 0%, rgba(60, 237, 255, 0.00) 100%);
    color: #3CEDFF;
    font-weight: 800 !important;
}
.btn2{
    margin-left: .15rem;
}
.a_right::-webkit-scrollbar {
    width: .04rem;
    /*  设置纵轴（y轴）轴滚动条 */
}

.a_right::-webkit-scrollbar-thumb {
    border-radius: 0px;
    /* box-shadow: inset 0 0 5px rgba(0,0,0,0.2); */
    background: transparent;
}

.a_right::-webkit-scrollbar-track {
    border-radius: 0;
    /* box-shadow: inset 0 0 5px rgba(0,0,0,0.2);
    background: rgba(186, 230, 255, 0.80); */
    background: transparent;
}

.top_box {
    /* margin-top: .06rem; */
    position: relative;
    width: 100%;
    height: 0.29rem;
    background: url(../../assets/img/fubiaoti.png) no-repeat;
    background-size: cover;
}

.sxt {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 0.77rem;
    height: 0.4rem;
    opacity: 1;
    background: rgba(186, 230, 255, 0.2);
    border-left: 1px solid rgba(18, 251, 140, 1);
    color: #fff;
}

.p1 {
    position: absolute;
    top: -0.07rem;
    left: 0.3rem;
    color: #fff;
    text-shadow: 0 0.04rem 0.04rem rgba(0, 28, 71, 0.7);
    font-family: "YouSheBiaoTiHei";
    font-size: 0.26rem;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}

.righttop_foot {
    padding: 0 !important;
    /* margin-top: 0.16rem; */
    width: 100%;
    background: none;
    min-height: 0;
    height: 4.41rem;
}

.right_bottom {
    margin-top: .15rem;
}

/* 云台控制 */
.holder {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    height: 3.35rem;
    margin-top: .16rem;
    background: linear-gradient(180deg, rgba(33, 88, 148, 0.1) 0%, rgba(33, 88, 148, 1) 100%);
    border: 1px solid linear-gradient(180deg, rgba(21, 63, 109, 0.8) 0%, rgba(102, 225, 252, 0.5) 100%);
}

.round {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    width: 1.74rem;
    height: 1.74rem;
    border-radius: 50%;
    /* opacity: 0.2; */
    background: rgba(255, 255, 255, 0.2);
}

.r1 {
    display: flex;
    justify-content: center;
    align-items: center;
    width: .3rem;
    height: .5rem;
}

.r1>img {
    height: .2rem;
    cursor: pointer
}

.r2 {
    width: 60%;
    display: flex;
    justify-content: space-between;
}

.r2>img {
    width: .16rem;
    height: .2rem;
    cursor: pointer
}

.r3 {
    width: 90%;
    height: .5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.r3>img {
    width: .2rem;
    height: .3rem;
    cursor: pointer
}

.zt {
    height: .3rem;
    width: .3rem;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.83);
    cursor: pointer
}

.control {
    display: flex;
    width: 2.56rem;
    height: .4rem;
    background: #052548;
}

.big {
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    flex: 1;
    border-right: 1px solid #FFFFFF;
    font-size: .16rem;
    cursor: pointer
}

.small {
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    flex: 1;
    font-size: .16rem;
    cursor: pointer
}

.icons {
    margin-right: .05rem;
    cursor: pointer
}

.style1 {
    width: 2.89rem;
    background-color: #e6f7ff;
}

.hm {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-around;
    font-family: "YouSheBiaoTiHei";
    font-size: .18rem;
    color: #fff;
}

.eicon {
    font-size: .3rem;
    color: #052548;
    cursor: pointer
}

.play-box {
    background-color: #000000;
    border: 2px solid #505050;
    display: flex;
    align-items: center;
    justify-content: center;
}
.btn_radio{
    width: 25%;
    display: flex;
    justify-content: space-around;
    align-items:center
}
.txts{
    color: #fff;
    font-size: .16rem;
    font-weight: bold;
}